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Daily Chain-doku - Chain-doku-1 puzzles

Here are the last six Chain-doku-1 puzzles.

Chain-doku-1 is distinctive in that unlike regular sudoku puzzles, it has no 3x3 groups of cells, instead, it had nine-link chains that follow the same rules - the chain can have no numbers repeated and it has to have one of every number in it.

To download a PDF of the last six Chain-doku-1 puzzles on one sheet, click here or on the image on the right.

Note: at the top of each puzzle, there is a number
which is actually the date in YYYYMMDD order so
you can find the solution you need easier in the archive.

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